GLEE Season 3 Episode 1 The Purple Piano Project Photos : Its fall and that means back to school for the students and faculty at McKinley High. The New Directions clan returns after a devastating loss at Nationals, so Mr. Schuester (Matthew Morrison) assigns a project to get them back on track. Meanwhile, Sue Sylvester starts her congressional campaign on “The Purple Piano Project” season premiere episode of GLEE airing Tuesday, September 20 (8:00-9:00 PM ET/PT) on FOX. (GLE-301) (TV-14-D, L)